Leírás és Paraméterek
When an emergency occurs, press the middle button to call for help through the gateway. The gateway alarms locally and pushes the message to the user APP. The button can be used as a smart switch to realize device linkage.
Wireless protocol: Zigbee
Transmit power: ≤15dBm
Working voltage: DC 3V
Installation: Destop/Wall-mounted
Battery life: >1 year(20 times/day)
Transmit frequency: 2.4GHz
Communication distance: 200m
Receiving sensitivity :-96dBm
Operatign temperature: -14?to+131?
Appearance size: Φ50x16mm
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